US3608106A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mattress for clinical and other purposes
Assignee: COLCHONES ANATOMICOS ESPANOLA
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Filing: 1969-02-12
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Granted: 1971-09-28
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Expires: 1989-02-12
Abstract
Abstract A MATTRESS COMPRISING A LOWER SLAB WITH A FLAT BASE AND TWO UPPER INCLINED SURFACES SLOPING FROM THE EXTREMITIES TOWARDS THE CENTER AND AN UPPER SLAB WITH A FLAT TOP AND TWO LOWER INCLINED SURFACES SLOPING FROM THE CENTER TOWARDS THE EXTREMITIES, THE UPPER SLAB BEING SHORTER THAN THE LOWER SLAB AND THE INCLINED SURFACES OF THE UPPER SLAB CORRESPONDING TO THOSE OF THE LOWER SLAB.
Inventors
- 👤 Ramon Ordeix Parramon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:34
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/14; A47C27/15; A47C27/142; A47C27/144; A47C27/146; A47C27/148; A47C27/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |